Framework: use parallel lint if available via core

Mk/plugins.mk

@@ -314,7 +314,12 @@ lint-exec: check
 .endif
 .endfor
 
+LINTBIN?=	${.CURDIR}/../../../core/contrib/parallel-lint/parallel-lint
+
 lint-php: check
+.if exists(${LINTBIN})
+	@if [ -d ${.CURDIR}/src ]; then ${LINTBIN} src; fi
+.else
 	@find ${.CURDIR}/src \
 	    ! -name "*.xml" ! -name "*.xml.sample" ! -name "*.eot" \
 	    ! -name "*.svg" ! -name "*.woff" ! -name "*.woff2" \
@@ -322,6 +327,7 @@ lint-php: check
 	    ! -name "*.scss" ! -name "*.py" ! -name "*.ttf" ! -name "*.txz" \
 	    ! -name "*.tgz" ! -name "*.xml.dist" ! -name "*.sh" ! -name "bootstrap80.php" \
 	    -type f -print0 | xargs -0 -n1 php -l
+.endif
 
 lint: lint-desc lint-shell lint-xml lint-exec lint-php